Top definition
noun - An operator on an IRC network. They are usually in charge of making sure that the network runs smoothly.

Sometimes given an bad name for either abuse of their power, or negelecting their responsibilities.

verb - to obtain oper privileges on an IRC network.
oper up, and relink the services

somebody get an oper in here and ban that spammer
by Eminence32 December 06, 2003
Get the mug
Get a oper mug for your sister Nathalie.
Derived from OP meaning Original Post. OPer, when used on internet forums, means Original Poster - meaning the person who started the thread.
Dude, did you even read what the OPer wrote before you made that comment?
by Malice00000000 January 26, 2008
Get the mug
Get a OPer mug for your buddy Julia.
buy the domain for your diy blog